When geologists study volcanic hazards or try to anticipate what a volcano may do in the future, one of their primary tools is to examine the volcano’s past behavior.

Dozens of people have died, hundreds are missing and many more homes were destroyed after separate volcanic eruptions in ...

Volcanoes might seem like nature’s incinerators, but using them to burn up trash would be dangerous and disrespectful to ...

Hawaii’s Kilauea volcano resumed erupting on Tuesday, firing lava 330 feet (100 meters) into the sky from its summit crater. It’s the 32nd time the volcano has released molten rock since December, ...

Add Yahoo as a preferred source to see more of our stories on Google. MANILA, Philippines (AP) — A series of mild eruptions at the most active volcano in the Philippines has prompted the evacuation of ...

Volcanic activity in northern Ethiopia's long-dormant Hayli Gubbi volcano subsided Tuesday, days after an eruption that left a trail of destruction in nearby villages and caused flight cancellations ...

It measures 310,000 square kilometres (119,000 square miles) and its ‘roots’ extend around 30 kilometres (18 miles) into the Earth’s crust. (For comparison, the US state of Washington is 184,661 ...

A Martian volcano once thought to be the result of a single eruption turns out to have a much more complex past. Orbital imaging and mineral data show it developed through multiple eruptive phases, ...

The Axial Seamount has been dubbed the “most active submarine volcano” in the region Craig Tuttle/Design Pics Editorial/Universal Images Group via Getty The Axial Seamount, an underwater volcano off ...

Taal Lake on Luzon Island in the Philippines is a volcanic crater lake with a rare geology of nested islands and water.

Rare 'limnic eruptions' can unleash deadly, invisible gas clouds from deep lakes, as seen in Cameroon's 1986 Lake Nyos ...